This article introduces an air bubble method for low speed flow visualization in water tunnel.

本文介绍一种用于低速流动显示的空气泡方法。

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Flow of uniform pressure stability, low speed when the more apparent.

流量均匀压力稳定，低转速时更为明显。

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Flow of uniform pressure stability, low speed when the more apparent.

流量均匀压力稳定，低转速时更为明显。

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